list: Allow to append arguments that start with "-"

diff --git a/functions.list b/functions.list
index c33d4db687d37b3a53d03811d8e56f1f4cb5d7f1..3110357f2604f35252fc63d7244802d6734222e0 100644 (file)
--- a/functions.list
+++ b/functions.list
@@ -29,9 +29,9 @@ function list_append() {
        assert isset list
 
        if [ -n "${!list}" ]; then
-               printf -v ${list} "${!list} $@"
+               printf -v ${list} -- "${!list} $@"
        else
-               printf -v ${list} "$@"
+               printf -v ${list} -- "$@"
        fi
 }